| Acronym | Meaning |
| TOC | Total Organic Carbon |
| PIA | Peaking Impulse Approxn. (for Electron-exchange Collisions) |
| CLIPS | Chemical List Index And Processing System |
| AAFEGE | Asymptotically Adjusted Free-electron-gas Exchange (potential) |
| BDTT | Brittle-to-ductile Transition Temperature |
| PNC | Parity Nonconservation |
| ANMR | Acoustic Nuclear Magnetic Resonance |
| RRT | Relative Retention Time |
| IPES | Inverse Photoemission Spectroscopy |
| TIRFM | Total Internal Reflection Fluorescence Microscopy |